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. Author manuscript; available in PMC: 2009 Oct 27.
Published in final edited form as: Health Aff (Millwood). 2009 May 21;28(4):w566–w572. doi: 10.1377/hlthaff.28.4.w566

EXHIBIT 4. Performance Across Quintiles Of Spending, Adjusting For Hospital Referral Regions (HRRs), 2004–2007.

EXHIBIT 4

SOURCE: Authors’ analysis (see text for complete details).

NOTES: Spending is measured as total end-of-life spending on chronically ill Medicare decedents in their last two years of life, adjusted for prices. AMI is acute myocardial infarction.

** p < 0.05 **** p < 0.001